let SYSTEM_INFO =uni.getSystemInfoSync();
export const getStatusBarHeight = ()=>SYSTEM_INFO.statusBarHeight||20;


export const getTitleBarHeight=()=>{
  if(uni.getMenuButtonBoundingClientRect){
    let {top,height}=uni.getMenuButtonBoundingClientRect();
    return (top-statusBarHeight.value)*2+height
  }else{
    return 40;
  }
}

export const getNavBarHeight=()=>{
  return getStatusBarHeight()+getTitleBarHeight();
}
